The Drosophila Hippo pathway transcription factor Scalloped and its co-factors alter each other's chromatin binding dynamics and transcription in vivo

SA Manning, B Kroeger, Q Deng, E Brooks… - Developmental Cell, 2024 - cell.com
The Hippo pathway is an important regulator of organ growth and cell fate. The major
mechanism by which Hippo is known to control transcription is by dictating the nucleo …

Local weakening of cell-ECM adhesion triggers basal tissue folding via changes in cell shape, actomyosin organization and E-cad levels

A Valencia-Exposito, N Khalilgharibi, Y Mao… - bioRxiv, 2024 - biorxiv.org
During embryogenesis, epithelial sheets sculpt organs by folding, either apically or basally,
into complex 3D structures. Given the presence of actomyosin networks and cell adhesion …

Sinuous Is a Claudin Required for Locust Molt in Locusta migratoria

Y Zhang, H Li, Q Lan, X Liu, H Wu, J Zhang, X Zhao… - Genes, 2024 - mdpi.com
The epidermal cells of insects are polarized epithelial cells that play a pivotal role in the
insect's molting process. Sinuous, a pivotal structural protein involved in the formation of …

Oncogenic signaling in the adult Drosophila prostate-like accessory gland leads to activation of a conserved pro-tumorigenic program, in the absence of proliferation.

SJ Church, AJ Pulianmackal, JA Dixon, LV Loftus… - bioRxiv, 2024 - biorxiv.org
Drosophila models for tumorigenesis and metastasis have revealed conserved mechanisms
of signaling that are also involved in mammalian cancer. Many of these models use the …

A multicellular actin star network underpins epithelial organization and connectivity

A Barai, M Soleilhac, W Xi, SZ Lin, M Karnat… - bioRxiv, 2024 - biorxiv.org
Epithelial tissues serve as physical barriers against various external pressures yet
remarkably maintain structural stability. Various cellular apparatus including bicellular …

Compressive stress drives morphogenetic apoptosis

T Merle, M Cazales, R Bouzignac, B Ronsin… - bioRxiv, 2024 - biorxiv.org
Tissues and organs are constantly submitted to physical stress, including compression,
stretching, shear stress. These physical constraints can influence fundamental processes …

[HTML][HTML] Live imaging basement membrane assembly under the pupal notum epithelium

TM Mehaffey, CA Hecht, JS White… - Micropublication …, 2024 - ncbi.nlm.nih.gov
Basement membranes are sheet-like extracellular matrices containing Collagen IV, and they
are conserved across the animal kingdom. Basement membranes usually line the basal …